Chemistry-Nucleophilic Addition
NEET Chemistry Nucleophilic Addition MCQ Question
Type: MCQ-conceptual-Easy-Class 12
Which of the following statements about nucleophilic addition reactions of aldehydes and ketones is correct?
A
A nucleophile attacks the carbonyl carbon, causing a change from sp2 to sp3 hybridization.
B
Nucleophilic addition reactions only occur in aldehydes, not in ketones.
C
Cyanohydrins are formed by the addition of water to aldehydes and ketones.
D
The carbonyl oxygen is the site of nucleophilic attack in nucleophilic addition reactions.
Correct Answer
Option A
Detailed Explanation
In nucleophilic addition reactions, a nucleophile attacks the electrophilic carbon atom of the carbonyl group, leading to a change in hybridization from sp2 to sp3, as stated in the NCERT context.
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